[ ek-uh-moh-sis ]
/ ˌɛk əˈmoʊ sɪs /

noun, plural ec·chy·mo·ses [ek-uh-moh-seez] /ˌɛk əˈmoʊ siz/. Pathology.

a discoloration due to extravasation of blood, as in a bruise.

Origin of ecchymosis

1535–45; < New Latin < Greek ekchýmōsis extravasation, equivalent to ek- ec- + chȳm(ós) juice + -ōsis -osis
Related formsec·chy·mot·ic [ek-uh-mot-ik] /ˌɛk əˈmɒt ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ecchymoses

British Dictionary definitions for ecchymoses


/ (ˌɛkɪˈməʊsɪs) /

noun plural -ses (-siːz)

discoloration of the skin through bruising

Derived Formsecchymosed (ˈɛkɪˌməʊzd, -ˌməʊst) or ecchymotic (ˌɛkɪˈmɒtɪk), adjective

Word Origin for ecchymosis

C16: from New Latin, from Greek ekkhumōsis, from ekkhumousthai to pour out, from khumos juice
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for ecchymoses


[ ĕk′ĭ-mōsĭs ]

n. pl. ec•chy•mo•ses (-sēz′)

The passage of blood from ruptured blood vessels into subcutaneous tissue, marked by a purple discoloration of the skin.

Related formsec′chy•motic (-mŏtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.